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title: "2024-05-29"
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- [x] Anki Flashcards
- [x] KoL
- [ ] Sheet Music (10 min.)
- [ ] Go (1 Life & Death Problem)
- [ ] Korean (Read 1 Story)

* Flashcards on $\lambda$-calculus [[lambda-calculus#Substitution|substitution]]. Comparison to substitution as defined in Gries's equivalence-transformation system.